更新

src/utils/request.js

@@ -2,7 +2,7 @@ import axios from 'axios';
 import store from '@/store';
 import { ElMessage } from 'element-plus';
 import { isCheckTimeout } from '@/utils/auth';
-
+import { tansParams, blobValidate } from "@/utils/ruoyi";
 const service = axios.create({
   baseURL: process.env.VUE_APP_BASE_API,
   timeout: 100000
@@ -73,4 +73,32 @@ service.interceptors.response.use(
   }
 );
 
+
+
+// 通用下载方法
+export function download(url, params, filename, config) {
+  return service.post(url, params, {
+    transformRequest: [(params) => { return tansParams(params) }],
+    headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
+    responseType: 'blob',
+    ...config
+  }).then(async (data) => {
+    const isBlob = blobValidate(data);
+    if (isBlob) {
+      const blob = new Blob([data])
+      saveAs(blob, filename)
+    } else {
+      const resText = await data.text();
+      const rspObj = JSON.parse(resText);
+      const errMsg = errorCode[rspObj.code] || rspObj.msg || errorCode['default']
+      Message.error(errMsg);
+    }
+    downloadLoadingInstance.close();
+  }).catch((r) => {
+    console.error(r)
+    Message.error('下载文件出现错误，请联系管理员！')
+    downloadLoadingInstance.close();
+  })
+}
+
 export default service;